package day07;

import java.util.Scanner;

public class CalAirPrice {
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入机票价格：");
        double price =scanner.nextDouble();
        System.out.println("请输入月份：");
        int month = scanner.nextInt();
        System.out.println("请选择舱位：1.头等舱  2.商务舱  3.经济舱");
        int type = scanner.nextInt();

        double finalPrice =calAirprice(price,month,type);
        System.out.println("机票最终价格为："+finalPrice);
    }

    public static double calAirprice(double price,int month,int type){

        double finalPrice=0.0;
        if (month<1||month>12){
            System.out.println("月份输入错误...");
            return -1;//用return来结束程序
        }
        if(type<1||type>3){
            System.out.println("舱位输入错误...");
            return -1;
        }

        if (month>=5&&month<=10){//旺季

            switch (type){
                case 1:
                    finalPrice=price*0.9;
                    break;
                case 2:
                    finalPrice=price*0.85;
                    break;
                case 3:
                    finalPrice=price*0.8;
                    break;
            }

        }else if (month<=4&&month>=11){//淡季
            switch(type){
                case 1:
                    finalPrice=price*0.;
                    break;
                case 2:
                    finalPrice=price*0.65;
                    break;
                case 3:
                    finalPrice=price*0.6;
                    break;
            }
        }
        return finalPrice;
    }
}
